41143145 has 8 divisors (see below), whose sum is σ = 52276104. Its totient is φ = 30978304.

The previous prime is 41143139. The next prime is 41143147. The reversal of 41143145 is 54134114.

41143145 = 405² + 406² + ... + 574².

It can be written as a sum of positive squares in 4 ways, for example, as 20830096 + 20313049 = 4564^2 + 4507^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41143145 - 2⁴ = 41143129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41143145.

It is not an unprimeable number, because it can be changed into a prime (41143147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241934 + ... + 242103.

It is an arithmetic number, because the mean of its divisors is an integer number (6534513).

Almost surely, 2^41143145 is an apocalyptic number.

It is an amenable number.

41143145 is a deficient number, since it is larger than the sum of its proper divisors (11132959).

41143145 is a wasteful number, since it uses less digits than its factorization.

41143145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484059.

The product of its digits is 960, while the sum is 23.

The square root of 41143145 is about 6414.2922446674. The cubic root of 41143145 is about 345.2225547148. Note that the first 3 decimals are identical.

Adding to 41143145 its reverse (54134114), we get a palindrome (95277259).

The spelling of 41143145 in words is "forty-one million, one hundred forty-three thousand, one hundred forty-five".